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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set sw=4 sts=4 ts=4 expandtab: */
/*
rsvg-paint-server.h : RSVG colors
Copyright (C) 2000 Eazel, Inc.
Copyright (C) 2002 Dom Lachowicz <cinamod@hotmail.com>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this program; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Author: Raph Levien <raph@artofcode.com>
*/
#ifndef RSVG_PAINT_SERVER_H
#define RSVG_PAINT_SERVER_H
#include <glib.h>
#include <cairo.h>
#include "rsvg-defs.h"
G_BEGIN_DECLS
typedef struct _RsvgGradientStop RsvgGradientStop;
typedef struct _RsvgGradientStops RsvgGradientStops;
typedef struct _RsvgLinearGradient RsvgLinearGradient;
typedef struct _RsvgRadialGradient RsvgRadialGradient;
typedef struct _RsvgPattern RsvgPattern;
typedef struct _RsvgSolidColour RsvgSolidColour;
typedef struct _RsvgPaintServer RsvgPaintServer;
typedef struct _RsvgPSCtx RsvgPSCtx;
struct _RsvgGradientStop {
RsvgNode super;
double offset;
guint32 rgba;
};
struct _RsvgLinearGradient {
RsvgNode super;
gboolean obj_bbox;
cairo_matrix_t affine; /* user space to actual at time of gradient def */
cairo_extend_t spread;
RsvgLength x1, y1, x2, y2;
guint32 current_color;
gboolean has_current_color;
int hasx1:1;
int hasy1:1;
int hasx2:1;
int hasy2:1;
int hasbbox:1;
int hasspread:1;
int hastransform:1;
RsvgNode *fallback;
};
struct _RsvgRadialGradient {
RsvgNode super;
gboolean obj_bbox;
cairo_matrix_t affine; /* user space to actual at time of gradient def */
cairo_extend_t spread;
RsvgLength cx, cy, r, fx, fy;
guint32 current_color;
gboolean has_current_color;
int hascx:1;
int hascy:1;
int hasfx:1;
int hasfy:1;
int hasr:1;
int hasspread:1;
int hasbbox:1;
int hastransform:1;
RsvgNode *fallback;
};
struct _RsvgPattern {
RsvgNode super;
gboolean obj_cbbox;
gboolean obj_bbox;
cairo_matrix_t affine; /* user space to actual at time of gradient def */
RsvgLength x, y, width, height;
RsvgViewBox vbox;
unsigned int preserve_aspect_ratio;
int hasx:1;
int hasy:1;
int hasvbox:1;
int haswidth:1;
int hasheight:1;
int hasaspect:1;
int hascbox:1;
int hasbbox:1;
int hastransform:1;
RsvgPattern *fallback;
};
struct _RsvgSolidColour {
gboolean currentcolour;
guint32 rgb;
};
typedef struct _RsvgSolidColour RsvgPaintServerColour;
typedef enum _RsvgPaintServerType RsvgPaintServerType;
typedef union _RsvgPaintServerCore RsvgPaintServerCore;
union _RsvgPaintServerCore {
RsvgLinearGradient *lingrad;
RsvgRadialGradient *radgrad;
RsvgSolidColour *colour;
RsvgPattern *pattern;
};
enum _RsvgPaintServerType {
RSVG_PAINT_SERVER_RAD_GRAD,
RSVG_PAINT_SERVER_LIN_GRAD,
RSVG_PAINT_SERVER_SOLID,
RSVG_PAINT_SERVER_PATTERN
};
struct _RsvgPaintServer {
int refcnt;
RsvgPaintServerType type;
RsvgPaintServerCore core;
};
/* Create a new paint server based on a specification string. */
RsvgPaintServer *rsvg_paint_server_parse (gboolean * inherit, const RsvgDefs * defs,
const char *str, guint32 current_color);
void rsvg_paint_server_ref (RsvgPaintServer * ps);
void rsvg_paint_server_unref (RsvgPaintServer * ps);
RsvgRadialGradient *rsvg_clone_radial_gradient (const RsvgRadialGradient * grad,
gboolean * shallow_cloned);
RsvgLinearGradient *rsvg_clone_linear_gradient (const RsvgLinearGradient * grad,
gboolean * shallow_cloned);
RsvgNode *rsvg_new_linear_gradient (void);
RsvgNode *rsvg_new_radial_gradient (void);
RsvgNode *rsvg_new_stop (void);
RsvgNode *rsvg_new_pattern (void);
void rsvg_pattern_fix_fallback (RsvgPattern * pattern);
void rsvg_linear_gradient_fix_fallback (RsvgLinearGradient * grad);
void rsvg_radial_gradient_fix_fallback (RsvgRadialGradient * grad);
G_END_DECLS
#endif
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